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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1841 | 1 |
| 1842 | 2 |
| 1846 | 1 |
| 1847 | 1 |
| 1848 | 1 |
| 1852 | 3 |
| 1855 | 3 |
| 1856 | 4 |
| 1859 | 1 |
| 1860 | 2 |
| 1862 | 2 |
| 1863 | 1 |
| 1865 | 2 |
| 1866 | 1 |
| 1869 | 3 |
| 1870 | 2 |
| 1871 | 1 |
| 1873 | 2 |
| 1874 | 1 |
| 1875 | 1 |
| 1876 | 3 |
| 1877 | 2 |
| 1878 | 2 |
| 1880 | 1 |
| 1881 | 1 |
| 1883 | 2 |
| 1884 | 1 |
| 1887 | 1 |
| 1888 | 5 |
| 1889 | 2 |
| 1890 | 4 |
| 1891 | 2 |
| 1892 | 1 |
| 1894 | 3 |
| 1895 | 1 |
| 1896 | 3 |
| 1897 | 1 |
| 1898 | 1 |
| 1899 | 3 |
| 1901 | 1 |
| 1905 | 1 |
| 1906 | 3 |
| 1907 | 3 |
| 1908 | 1 |
| 1909 | 2 |
| 1911 | 2 |
| 1912 | 2 |
| 1913 | 3 |
| 1915 | 5 |
| 1916 | 3 |
| 1917 | 8 |
| 1918 | 1 |
| 1919 | 6 |
| 1920 | 6 |
| 1921 | 2 |
| 1922 | 1 |
| 1923 | 1 |
| 1924 | 2 |
| 1925 | 2 |
| 1927 | 1 |
| 1928 | 3 |
| 1929 | 4 |
| 1930 | 2 |
| 1932 | 4 |
| 1934 | 2 |
| 1935 | 6 |
| 1936 | 6 |
| 1937 | 1 |
| 1938 | 6 |
| 1939 | 3 |
| 1940 | 1 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 1 |
| 1945 | 4 |
| 1946 | 16 |
| 1947 | 19 |
| 1948 | 15 |
| 1949 | 12 |
| 1950 | 19 |
| 1951 | 21 |
| 1952 | 25 |
| 1953 | 28 |
| 1954 | 30 |
| 1955 | 29 |
| 1956 | 23 |
| 1957 | 25 |
| 1958 | 30 |
| 1959 | 40 |
| 1960 | 25 |
| 1961 | 34 |
| 1962 | 26 |
| 1963 | 32 |
| 1964 | 37 |
| 1965 | 48 |
| 1966 | 64 |
| 1967 | 66 |
| 1968 | 91 |
| 1969 | 67 |
| 1970 | 69 |
| 1971 | 68 |
| 1972 | 78 |
| 1973 | 109 |
| 1974 | 90 |
| 1975 | 406 |
| 1976 | 378 |
| 1977 | 396 |
| 1978 | 429 |
| 1979 | 482 |
| 1980 | 534 |
| 1981 | 533 |
| 1982 | 600 |
| 1983 | 678 |
| 1984 | 733 |
| 1985 | 745 |
| 1986 | 797 |
| 1987 | 886 |
| 1988 | 1011 |
| 1989 | 1317 |
| 1990 | 1196 |
| 1991 | 1305 |
| 1992 | 1310 |
| 1993 | 1402 |
| 1994 | 1452 |
| 1995 | 1726 |
| 1996 | 1660 |
| 1997 | 1737 |
| 1998 | 1906 |
| 1999 | 1910 |
| 2000 | 2095 |
| 2001 | 2140 |
| 2002 | 2137 |
| 2003 | 2289 |
| 2004 | 2509 |
| 2005 | 2915 |
| 2006 | 3051 |
| 2007 | 3129 |
| 2008 | 3293 |
| 2009 | 3425 |
| 2010 | 3761 |
| 2011 | 4101 |
| 2012 | 4518 |
| 2013 | 4633 |
| 2014 | 4924 |
| 2015 | 5053 |
| 2016 | 5102 |
| 2017 | 5306 |
| 2018 | 5724 |
| 2019 | 5816 |
| 2020 | 6943 |
| 2021 | 7479 |
| 2022 | 7739 |
| 2023 | 7192 |
| 2024 | 7156 |
| 2025 | 6873 |
| 2026 | 15 |